idna: add some simple benchmarks

idna/Cargo.toml

@@ -20,6 +20,7 @@ harness = false
 name = "unit"
 
 [dev-dependencies]
+bencher = "0.1"
 rustc-test = "0.3"
 serde_json = "1.0"
 
@@ -27,3 +28,7 @@ serde_json = "1.0"
 unicode-bidi = "0.3"
 unicode-normalization = "0.1.5"
 matches = "0.1"
+
+[[bench]]
+name = "all"
+harness = false

idna/benches/all.rs

@@ -0,0 +1,53 @@
+#[macro_use]
+extern crate bencher;
+extern crate idna;
+
+use bencher::{black_box, Bencher};
+use idna::Config;
+
+fn to_unicode_puny_label(bench: &mut Bencher) {
+    let encoded = "abc.xn--mgbcm";
+    let config = Config::default();
+    bench.iter(|| config.to_unicode(black_box(encoded)));
+}
+
+fn to_unicode_ascii(bench: &mut Bencher) {
+    let encoded = "example.com";
+    let config = Config::default();
+    bench.iter(|| config.to_unicode(black_box(encoded)));
+}
+
+fn to_unicode_merged_label(bench: &mut Bencher) {
+    let encoded = "Beispiel.xn--vermgensberater-ctb";
+    let config = Config::default();
+    bench.iter(|| config.to_unicode(black_box(encoded)));
+}
+
+fn to_ascii_puny_label(bench: &mut Bencher) {
+    let encoded = "abc.ابج";
+    let config = Config::default();
+    bench.iter(|| config.to_ascii(black_box(encoded)));
+}
+
+fn to_ascii_simple(bench: &mut Bencher) {
+    let encoded = "example.com";
+    let config = Config::default();
+    bench.iter(|| config.to_ascii(black_box(encoded)));
+}
+
+fn to_ascii_merged(bench: &mut Bencher) {
+    let encoded = "beispiel.vermögensberater";
+    let config = Config::default();
+    bench.iter(|| config.to_ascii(black_box(encoded)));
+}
+
+benchmark_group!(
+    benches,
+    to_unicode_puny_label,
+    to_unicode_ascii,
+    to_unicode_merged_label,
+    to_ascii_puny_label,
+    to_ascii_simple,
+    to_ascii_merged,
+);
+benchmark_main!(benches);